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A192175 as a simple table

na(n)
12
23
37
45
513
623
711
819
931
1089
1117
1237
1347
14359
15139
1629
1743
1853
19389
20181
21199
2241
2367
2461
25401
26241
27211
28113
2959
3079
3173
32449
33283
34467
35293
361831
3771
3897
3983
40479
41337
42509
43317
441933
45523
46101
47103
48131
49491
50409
51619
52773
532113
541069
55887
56107

[2,3,7,5,13,23,11,19,31,89,17,37,47,359,139,29,43,
 53,389,181,199,41,67,61,401,241,211,113,59,79,73,
 449,283,467,293,1831,71,97,83,479,337,509,317,
 1933,523,101,103,131,491,409,619,773,2113,1069,
 887,107]